5 Basit Teknikleri için yangın kapısı
çatı ciğerlerinde kadeh veya mühür sandık olan daha hoppa ve kullanışlı yangın bapları tercih edilebilir.Due to their smoke-proof feature, they also protect people from smoke poisoning in the event of a fire. These doors, also known as emergency exit doors, of the fire department fire occupies a very large place in the regulation.